Finding the Fourth Proportional to 6,491,565.28, 8,957,482.71 and 3,701,048.56
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Solution
The fourth proportional to 6,491,565.28, 8,957,482.71 and 3,701,048.56 is: 5,106,946.79
Step by Step Solution
- Step 1: Write the proportion equation
6,491,565.28 : 8,957,482.71 = 3,701,048.56 : x - Step 2: Convert to fraction form
6,491,565.28/8,957,482.71 = 3,701,048.56/x - Step 3: Cross multiply
6,491,565.28x = 8,957,482.71 × 3,701,048.56 - Step 4: Simplify right side
6,491,565.28x = 33,152,078,448,797.76 - Step 5: Solve for x
x = 33,152,078,448,797.76/6,491,565.28 - Step 6: Final answer
x = 5,106,946.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.